The 48-hour mission caught on camera
FRIDAY 2 MARCH
● 15:00: Suspects Alexander Petrov and Ruslan Boshirov arrive at Gatwick Airport, having flown from Moscow on Aeroflot flight SU2588.
● 17:40: The pair arrive at London Victoria station by train from Gatwick.
● 18:00: They then travel on public transport to Waterloo station, and then to the City Stay Hotel in Bow Road, east London, where they stay for two nights.
SATURDAY 3 MARCH
● 11:45: The pair arrive at Waterloo station, having left the hotel, bound for Salisbury. It is believed the two are on a reconnaissance mission.
● 14:25: They arrive in Salisbury by train.
● 16:05: Having spent a short time in the city, Petrov and Boshirov leave Salisbury to begin the return journey.
● 20:05: The pair arrive back in Bow, east London, where they stay at the City Stay Hotel for a second night. SUNDAY 4 MARCH
● 08:05: The day of the Novichok attack. Petrov and Boshirov use the Underground at Bow to travel to Waterloo, and then on by train to Salisbury.
● 11:48: The pair are caught on CCTV leaving Salisbury railway station.
● 11:58: They are then spotted in Wilton Road in Salisbury, a short distance from Christie Miller Road, Mr Skripal’s address. Police say this is moments before the attack.
● 13:05: The suspects are caught on CCTV in Fisherton Street, heading back towards the railway station.
● 13:50: Petrov and Boshirov begin their journey back to London.
● 16:45: The pair arrive back in London at Waterloo station.
● 18:30: They board the Underground heading to Heathrow Airport.
● 19:28: CCTV catches the pair going through passport control.
● 22:30: They depart London for Moscow on Aeroflot flight SU2585.